board: iocon: Support DisplayPort hardware
There is a new iocon hardware flavor, supporting DisplayPort finally.
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
diff --git a/board/gdsys/common/osd.c b/board/gdsys/common/osd.c
index c49cd9a..a839a4e 100644
--- a/board/gdsys/common/osd.c
+++ b/board/gdsys/common/osd.c
@@ -58,45 +58,12 @@
int ch7301_i2c[] = CONFIG_SYS_CH7301_I2C;
#endif
-#if defined(CONFIG_SYS_ICS8N3QV01) || defined(CONFIG_SYS_SIL1178)
-static void fpga_iic_write(unsigned screen, u8 slave, u8 reg, u8 data)
-{
- u16 val;
+#ifdef CONFIG_SYS_ICS8N3QV01
+int ics8n3qv01_i2c[] = CONFIG_SYS_ICS8N3QV01_I2C;
+#endif
- do {
- FPGA_GET_REG(screen, extended_interrupt, &val);
- } while (val & (1 << 12));
-
- FPGA_SET_REG(screen, i2c.write_mailbox_ext, reg | (data << 8));
- FPGA_SET_REG(screen, i2c.write_mailbox, 0xc400 | (slave << 1));
-}
-
-static u8 fpga_iic_read(unsigned screen, u8 slave, u8 reg)
-{
- unsigned int ctr = 0;
- u16 val;
-
- do {
- FPGA_GET_REG(screen, extended_interrupt, &val);
- } while (val & (1 << 12));
-
- FPGA_SET_REG(screen, extended_interrupt, 1 << 14);
- FPGA_SET_REG(screen, i2c.write_mailbox_ext, reg);
- FPGA_SET_REG(screen, i2c.write_mailbox, 0xc000 | (slave << 1));
-
- FPGA_GET_REG(screen, extended_interrupt, &val);
- while (!(val & (1 << 14))) {
- udelay(100000);
- if (ctr++ > 5) {
- printf("iic receive timeout\n");
- break;
- }
- FPGA_GET_REG(screen, extended_interrupt, &val);
- }
-
- FPGA_GET_REG(screen, i2c.read_mailbox_ext, &val);
- return val >> 8;
-}
+#ifdef CONFIG_SYS_SIL1178
+int sil1178_i2c[] = CONFIG_SYS_SIL1178_I2C;
#endif
#ifdef CONFIG_SYS_MPC92469AC
@@ -153,7 +120,7 @@
#ifdef CONFIG_SYS_ICS8N3QV01
-static unsigned int ics8n3qv01_get_fout_calc(unsigned screen, unsigned index)
+static unsigned int ics8n3qv01_get_fout_calc(unsigned index)
{
unsigned long long n;
unsigned long long mint;
@@ -164,11 +131,11 @@
if (index > 3)
return 0;
- reg_a = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 0 + index);
- reg_b = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 4 + index);
- reg_c = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 8 + index);
- reg_d = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 12 + index);
- reg_f = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 20 + index);
+ reg_a = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 0 + index);
+ reg_b = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 4 + index);
+ reg_c = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 8 + index);
+ reg_d = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 12 + index);
+ reg_f = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 20 + index);
mint = ((reg_a >> 1) & 0x1f) | (reg_f & 0x20);
mfrac = ((reg_a & 0x01) << 17) | (reg_b << 9) | (reg_c << 1)
@@ -216,7 +183,7 @@
*_n = n;
}
-static void ics8n3qv01_set(unsigned screen, unsigned int fout)
+static void ics8n3qv01_set(unsigned int fout)
{
unsigned int n;
unsigned int mint;
@@ -226,7 +193,7 @@
long long off_ppm;
u8 reg0, reg4, reg8, reg12, reg18, reg20;
- fout_calc = ics8n3qv01_get_fout_calc(screen, 1);
+ fout_calc = ics8n3qv01_get_fout_calc(1);
off_ppm = (fout_calc - ICS8N3QV01_F_DEFAULT_1) * 1000000
/ ICS8N3QV01_F_DEFAULT_1;
printf(" PLL is off by %lld ppm\n", off_ppm);
@@ -234,28 +201,28 @@
/ ICS8N3QV01_F_DEFAULT_1;
ics8n3qv01_calc_parameters(fout_prog, &mint, &mfrac, &n);
- reg0 = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 0) & 0xc0;
+ reg0 = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 0) & 0xc0;
reg0 |= (mint & 0x1f) << 1;
reg0 |= (mfrac >> 17) & 0x01;
- fpga_iic_write(screen, ICS8N3QV01_I2C_ADDR, 0, reg0);
+ i2c_reg_write(ICS8N3QV01_I2C_ADDR, 0, reg0);
reg4 = mfrac >> 9;
- fpga_iic_write(screen, ICS8N3QV01_I2C_ADDR, 4, reg4);
+ i2c_reg_write(ICS8N3QV01_I2C_ADDR, 4, reg4);
reg8 = mfrac >> 1;
- fpga_iic_write(screen, ICS8N3QV01_I2C_ADDR, 8, reg8);
+ i2c_reg_write(ICS8N3QV01_I2C_ADDR, 8, reg8);
reg12 = mfrac << 7;
reg12 |= n & 0x7f;
- fpga_iic_write(screen, ICS8N3QV01_I2C_ADDR, 12, reg12);
+ i2c_reg_write(ICS8N3QV01_I2C_ADDR, 12, reg12);
- reg18 = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 18) & 0x03;
+ reg18 = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 18) & 0x03;
reg18 |= 0x20;
- fpga_iic_write(screen, ICS8N3QV01_I2C_ADDR, 18, reg18);
+ i2c_reg_write(ICS8N3QV01_I2C_ADDR, 18, reg18);
- reg20 = fpga_iic_read(screen, ICS8N3QV01_I2C_ADDR, 20) & 0x1f;
+ reg20 = i2c_reg_read(ICS8N3QV01_I2C_ADDR, 20) & 0x1f;
reg20 |= mint & (1 << 5);
- fpga_iic_write(screen, ICS8N3QV01_I2C_ADDR, 20, reg20);
+ i2c_reg_write(ICS8N3QV01_I2C_ADDR, 20, reg20);
}
#endif
@@ -315,9 +282,7 @@
u16 version;
u16 features;
u8 value;
-#ifdef CONFIG_SYS_CH7301
int old_bus = i2c_get_bus_num();
-#endif
FPGA_GET_REG(0, osd.version, &version);
FPGA_GET_REG(0, osd.features, &features);
@@ -345,7 +310,6 @@
i2c_reg_write(CH7301_I2C_ADDR, CH7301_TPF, 0x60);
i2c_reg_write(CH7301_I2C_ADDR, CH7301_DC, 0x09);
i2c_reg_write(CH7301_I2C_ADDR, CH7301_PM, 0xc0);
- i2c_set_bus_num(old_bus);
#endif
#ifdef CONFIG_SYS_MPC92469AC
@@ -353,29 +317,31 @@
#endif
#ifdef CONFIG_SYS_ICS8N3QV01
- ics8n3qv01_set(screen, PIXCLK_640_480_60);
+ i2c_set_bus_num(ics8n3qv01_i2c[screen]);
+ ics8n3qv01_set(PIXCLK_640_480_60);
#endif
#ifdef CONFIG_SYS_SIL1178
- value = fpga_iic_read(screen, SIL1178_SLAVE_I2C_ADDRESS, 0x02);
+ i2c_set_bus_num(sil1178_i2c[screen]);
+ value = i2c_reg_read(SIL1178_SLAVE_I2C_ADDRESS, 0x02);
if (value != 0x06) {
- printf(" Probing CH7301 SIL1178, DEV_IDL %02x\n", value);
+ printf(" Probing SIL1178, DEV_IDL %02x\n", value);
+ i2c_set_bus_num(old_bus);
return -1;
}
/* magic initialization sequence adapted from datasheet */
- fpga_iic_write(screen, SIL1178_SLAVE_I2C_ADDRESS, 0x08, 0x36);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x0f, 0x44);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x0f, 0x4c);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x0e, 0x10);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x0a, 0x80);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x09, 0x30);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x0c, 0x89);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x0d, 0x60);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x08, 0x36);
- fpga_iic_write(screen, SIL1178_MASTER_I2C_ADDRESS, 0x08, 0x37);
+ i2c_reg_write(SIL1178_SLAVE_I2C_ADDRESS, 0x08, 0x36);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x0f, 0x44);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x0f, 0x4c);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x0e, 0x10);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x0a, 0x80);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x09, 0x30);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x0c, 0x89);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x0d, 0x60);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x08, 0x36);
+ i2c_reg_write(SIL1178_MASTER_I2C_ADDRESS, 0x08, 0x37);
#endif
- FPGA_SET_REG(screen, videocontrol, 0x0002);
FPGA_SET_REG(screen, osd.control, 0x0049);
FPGA_SET_REG(screen, osd.xy_size, ((32 - 1) << 8) | (16 - 1));
@@ -385,6 +351,8 @@
if (screen > max_osd_screen)
max_osd_screen = screen;
+ i2c_set_bus_num(old_bus);
+
return 0;
}